Color

#0a1a15

#0a1a15
hex#0a1a15
rgbrgb(10, 26, 21)
hslhsl(161, 44%, 7%)
oklchoklch(0.202 0.024 171.6)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0086

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#1a0a0f

#0a1a0d · #0a171a

#150a1a · #1a150a

Split-complementary

Open in tool →

#1a0a17 · #1a0d0a

#0d0a1a · #1a0a0f · #171a0a

Contrast

#0a1a15 as textRatioAAAA largeAAAFix
Aaon white
17.93:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #33846b as the text (4.65:1)
  • AAA: use #42a988 as the text (7.26:1)
  • AA: or shift the background to #808080 (4.54:1)
  • AAA: or shift the background to #a3a3a3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a1a15 as the background.

Brands using this color

Fonts for this mood

#0a1a15 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a1a15
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0a1a15 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a1a15-a2beb8-d459bb-1f2c2d-e9f1eb?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md